The largest pool at its elevation sits on top of one of the most expensive resorts in the world.

Hindu temple of the dead home to hundreds of long-tailed macaques.

One of Australia's largest secondhand bookstores.

Come for the flowers, stay for the bats!

One of the best beaches in the entire world.

A perfect turquoise lake colored with glacier dust.

Major tourist destination known for its bubbling mud-pools and hot thermal springs.

The world's only complete colossal squid specimen is on display at the Te Papa Museum.

An unusual round church in London with a Templar past.

Slyly buy a shake in the Parker Meridien lobby.

A crumbling hospital from the 1850s on Roosevelt Island.

Golden Gate Park's historic collection of plants.

A little sculpture with a large wardrobe.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

Thousands of turbines whir at at the origin of North American wind power.

The world's longest known cave system.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

A pop-culture attraction outside of Dyersville, Iowa, hits a home run.

The oldest public library in Ireland.

Home to three historic ships from the age of Vikings.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

Home to the deepest rift anywhere on Earth.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.